Answers for this worksheet are located at the following website:
        http://www.entnet.org/secondhand.html

1. A combination of the smoke from a burning cigarette and the smoke exhaled by the smoker is known as _(SECONDHAND SMOKE)_.

2. Over _(4,000)___ different chemicals have been identified in ETS, and at least ___(43)_____ of these chemicals cause cancer.

3.  Approximately ______(26)____% of adults in the United States currently smoke cigarettes, and _(50)__ to _(67)_% of children under five years of age live in homes with at least one adult smoker.

4.  Although ETS is dangerous to everyone, _(FETUSES)_____, __(INFANTS)_____, and _(CHILDREN)_____ are at most risk.

5.  Some studies suggest that smoking during pregnancy causes birth defects such as _(CLEFT LIP)____ or __(PALATE)_______.

6. Smoking mothers produce less ___(MILK)_______ and their babies have lower __(BIRTH WEIGHT)______________.

7.  Maternal smoking also is associated with neonatal death from _(SUDDEN INFANT DEATH SYNDROME)______, the major cause of death in infants between one month and one year of age.

8. It increases both the frequency and severity of childhood ___(ASTHMA)_______.

9.  In children under two years of age, ETS exposure increases the likelihood of __(BRONCHITIS)_ and _(PNEUMONIA)_______.

10.  Children of parents who smoke half a pack a day or more are at nearly ____(DOUBLE)_________ the risk of hospitalization for respiratory illness.

11.  Exposure to ETS increases both the number of ____(EAR INFECTIONS)______________________ a child will experience, and the duration of the illness.

12.  ___(EAR INFECTIONS)________________ are the most common cause of children's hearing loss.

13.  Children of mothers who smoked during pregnancy are more likely to suffer behavioral problems such as ___(HYPERACTIVITY)_ than children of nonsmoking mothers.

14.  Your risk of developing cancer from ETS is about ____(100)_______ times greater than from outdoor cancer-causing pollutants.

15.  ETS causes more than __(3,000)_______ nonsmokers to die of lung cancer each year.